HECU Connector Inspection

Pin No.	Name	Current range (12V/20°C standard)	Voltage range	Remark
46,33,37,42	Wheel speed sensor (FL, FR, RL, RR) Ground	7-14 mA	0-12V	-
45,34,36,43	Wheel speed sensor (FL, FR, RL, RR) Signal	7-14 mA	0-12V	-
13	ESC (TCS) Warning lamp	Max.100mA	0-18V	With ESC
4	IGN1	Max.150mA	0-18V	-
16	Ground	Max.25A	0-18V	-
40	ESC (TCS) Switch	Max.10mA	0-18V	-
1	Battery (B+)	Max.30A	0-18V	-
19	Pressure sensor (No. 1) Ground	Max.20mA	5V	With ESC
20	Pressure sensor (No. 1) Signal	Max.10mA	5V	With ESC
18	Pressure sensor (No. 1) Power	Max.20mA	5V	With ESC
21	Pressure sensor (No. 1) Ground	Max.20mA	5V	With ESC
23	Pressure sensor (No. 1) Signal	Max. 10mA	5V	With ESC
22	Pressure sensor (No. 1) Power	Max.20mA	5V	With ESC
47	Ground	Max.30A	0-18V	-
32	Battery (B+)	Max.20A	0-18V	-
12	Wheel speed sensor output (FR)	Max.10mA	-	-
10	Wheel speed sensor output (RL)	Max.10mA	-	-
28	Steering wheel angle sensor (ST1)	Max.10mA	0-18V	With ESC
30	Steering wheel angle sensor (ST2)	Max.10mA	0-18V	With ESC
5	Steering wheel angle sensor Ground	Max.100mA	0-18V	With ESC
11	CAN (High)	Max.10mA	0-18V	-
15	CAN (Low)	Max. 10mA	0-18V	-
17	ESC (TCS) Function lamp	Max. 100mA	0-18V	With ESC
3	Steering-wheel angle sensor (STN)	Max.10mA	0-18V	With ESC
2	Self-Diagnosis (Diag.k line)	Max.100mA	0-18V	-
41	Brake switch	Max.10mA	0-18V	-
44	ABS Warning lamp	Max.20mA	0-18V	-
25	Yaw-rate & lateral acceleration sensor (CAN Low)	Max.10mA	0-18V	With ESC
29	Yaw-rate & lateral acceleration sensor (CAN High)	Max.10mA	0-18V	With ESC
6	Yaw-rate & lateral acceleration sensor Power	Max.250mA	0-18V	With ESC
31	Yaw-rate & lateral acceleration sensor Ground	Max.250mA	0-18V	With ESC
38	PCC1	Max.10mA	-	-
9	PCC2	Max.10mA	-	-
8	Steering wheel angle sensor (ST1) output	-	5V	With ESC
39	Steering wheel angle sensor (ST2) output	-	5V	With ESC